4049171 has 4 divisors (see below), whose sum is σ = 4627632. Its totient is φ = 3470712.

The previous prime is 4049167. The next prime is 4049203. The reversal of 4049171 is 1719404.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4049171 - 2² = 4049167 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4049171.

It is not an unprimeable number, because it can be changed into a prime (4049131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289220 + ... + 289233.

It is an arithmetic number, because the mean of its divisors is an integer number (1156908).

Almost surely, 2^4049171 is an apocalyptic number.

4049171 is a deficient number, since it is larger than the sum of its proper divisors (578461).

4049171 is an equidigital number, since it uses as much as digits as its factorization.

4049171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578460.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 4049171 is about 2012.2552025029. The cubic root of 4049171 is about 159.3879087840.

The spelling of 4049171 in words is "four million, forty-nine thousand, one hundred seventy-one".